问题
I'm developing an app with actionbarsherlock and the ABS project is currently using android-support-v4 library (Version 18). Now I want to extend my project to support Android 6.0 and in order to use some of the methods like
ContextCompat.checkSelfPermission(thisActivity, Manifest.permission.WRITE_CALENDAR)
or
ActivityCompat.shouldShowRequestPermissionRationale(thisActivity, Manifest.permission.READ_CONTACTS)
I require support library version 23. But ABS project is not compatible with this latest library and gives error like mAdded cannot be resolved or is not a field in Watson.java
Also, please don't suggest me to use AppCompatActivity instead of ABS as I tried it but getting stuck in a web of other mess as my project is quite big.
回答1:
I'm facing the same problem. Here's my solution:
Clone ActionBarSherlock
No instance field mFragments of type Landroid/support/v4/app/FragmentManagerImpl;
// android.support.v4.app.FragmentActivity
// com.android.support:support-v4:22.+
final FragmentManagerImpl mFragments = new FragmentManagerImpl();
// com.android.support:support-v4:23.+
final FragmentController mFragments = FragmentController.createController(new HostCallbacks());
// android.support.v4.app.FragmentManager.FragmentManagerImpl
ArrayList<Fragment> mAdded;
So we need to get instance of FragmentManagerImpl to access mAdded field
// android.support.v4.app.FragmentActivity
public FragmentManager getSupportFragmentManager() {
return mFragments.getSupportFragmentManager();
}
// android.support.v4.app.FragmentController
public FragmentManager getSupportFragmentManager() {
return mHost.getFragmentManagerImpl();
}
Add the following method to the android.support.v4.app.Watson class
@Nullable
private List<Fragment> getAddedFragments() {
return ((FragmentManagerImpl) getSupportFragmentManager()).mAdded;
}
Add the following code to onCreatePanelMenu, onPreparePanel and onMenuItemSelected methods and replace mFragments.mAdded with fragments
List<Fragment> fragments = getAddedFragments();
FloatMath
Historically these methods were faster than the equivalent double-based {java.lang.Math} methods. On versions of Android with a JIT they became slower and have since been re-implemented to wrap calls to {java.lang.Math}. {java.lang.Math} should be used in preference.
All methods were removed from the public API in version 23.
@deprecated Use {java.lang.Math} instead.
Replace all of occurrences of FloatMath with Math in com.actionbarsherlock.internal.nineoldandroids.view.animation.AnimatorProxy
来源:https://stackoverflow.com/questions/35473639/using-actionbarsherlock-with-android-support-v4-version-23